/*
 * Copyright (c) 2011, Michael van der Westhuizen
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *    - Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    - Redistributions in binary form must reproduce the above
 *      copyright notice, this list of conditions and the following
 *      disclaimer in the documentation and/or other materials provided
 *      with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef PYXMLSEC1_DL_C_MCVDW_20110216
#define PYXMLSEC1_DL_C_MCVDW_20110216

#include "pyxmlsec.h"

#include <xmlsec/app.h>



static PyObject * xmlsec1_xmlSecCryptoDLFunctionsRegisterKeyDataAndTransforms(PyObject * self, PyObject * arg)
{
    xmlSecCryptoDLFunctionsPtr functions;

    if (NULL == (functions = xmlsec1mod_unwrap_xmlSecCryptoDLFunctionsPtr(arg)))
    {
        ENSURE_EXCEPTION_SET(xmlsec1mod_unwrap_xmlSecCryptoDLFunctionsPtr);
        return NULL;
    }

    if (0 != xmlSecCryptoDLFunctionsRegisterKeyDataAndTransforms(functions))
    {
        ENSURE_EXCEPTION_SET(xmlSecCryptoDLFunctionsRegisterKeyDataAndTransforms);
        return NULL;
    }

    Py_RETURN_NONE;
}



static PyObject * xmlsec1_xmlSecCryptoDLInit(PyObject * self, PyObject * arg)
{
    if (0 != xmlSecCryptoDLInit())
    {
        ENSURE_EXCEPTION_SET(xmlSecCryptoDLInit);
        return NULL;
    }

    Py_RETURN_NONE;
}



static PyObject * xmlsec1_xmlSecCryptoDLShutdown(PyObject * self, PyObject * arg)
{
    if (0 != xmlSecCryptoDLShutdown())
    {
        ENSURE_EXCEPTION_SET(xmlSecCryptoDLShutdown);
        return NULL;
    }

    Py_RETURN_NONE;
}



static PyObject * xmlsec1_xmlSecCryptoDLLoadLibrary(PyObject * self, PyObject * arg)
{
    xmlChar * crypto = NULL;

    if (0 != xmlsec1_UnicodeOrBytesToXmlCharPtr(arg, &crypto, NULL))
    {
        ENSURE_EXCEPTION_SET(xmlsec1_UnicodeOrBytesToXmlCharPtr);
        return NULL;
    }

    if (0 != xmlSecCryptoDLLoadLibrary(crypto))
    {
        ENSURE_EXCEPTION_SET(xmlSecCryptoDLLoadLibrary);
        xmlFree(crypto);
        return NULL;
    }

    xmlFree(crypto);
    Py_RETURN_NONE;
}



static PyObject * xmlsec1_xmlSecCryptoDLGetLibraryFunctions(PyObject * self, PyObject * arg)
{
    xmlChar * crypto;
    xmlSecCryptoDLFunctionsPtr ptr;
    PyObject * ret;

    crypto = NULL;
    ptr = NULL;
    ret = NULL;

    if (0 != xmlsec1_UnicodeOrBytesToXmlCharPtr(arg, &crypto, NULL))
    {
        ENSURE_EXCEPTION_SET(xmlsec1_UnicodeOrBytesToXmlCharPtr);
        return NULL;
    }

    if (NULL == (ptr = xmlSecCryptoDLGetLibraryFunctions(crypto)))
    {
        ENSURE_EXCEPTION_SET(xmlSecCryptoDLGetLibraryFunctions);
        xmlFree(crypto);
        return NULL;
    }

    xmlFree(crypto);

    if (NULL == (ret = xmlsec1mod_wrap_xmlSecCryptoDLFunctionsPtr(ptr)))
    {
        ENSURE_EXCEPTION_SET(xmlsec1mod_wrap_xmlSecCryptoDLFunctionsPtr); /* wraps up static memory, so nothing to free */
        return NULL;
    }

    return ret;
}



static PyObject * xmlsec1_xmlSecCryptoDLUnloadLibrary(PyObject * self, PyObject * arg)
{
    xmlChar * crypto = NULL;

    if (0 != xmlsec1_UnicodeOrBytesToXmlCharPtr(arg, &crypto, NULL))
    {
        ENSURE_EXCEPTION_SET(xmlsec1_UnicodeOrBytesToXmlCharPtr);
        return NULL;
    }

    if (0 != xmlSecCryptoDLUnloadLibrary(crypto))
    {
        ENSURE_EXCEPTION_SET(xmlSecCryptoDLUnloadLibrary);
        xmlFree(crypto);
        return NULL;
    }

    xmlFree(crypto);
    Py_RETURN_NONE;
}



static PyObject * xmlsec1_xmlSecCryptoDLSetFunctions(PyObject * self, PyObject * arg)
{
    xmlSecCryptoDLFunctionsPtr functions;

    if (NULL == (functions = xmlsec1mod_unwrap_xmlSecCryptoDLFunctionsPtr(arg)))
    {
        ENSURE_EXCEPTION_SET(xmlsec1mod_unwrap_xmlSecCryptoDLFunctionsPtr);
        return NULL;
    }

    if (0 != xmlSecCryptoDLSetFunctions(functions))
    {
        ENSURE_EXCEPTION_SET(xmlSecCryptoDLSetFunctions);
        return NULL;
    }

    Py_RETURN_NONE;
}



static PyObject * xmlsec1_xmlSecCryptoDLGetFunctions(PyObject * self, PyObject * arg)
{
    xmlSecCryptoDLFunctionsPtr ptr;
    PyObject * ret;

    if (NULL == (ptr = xmlSecCryptoDLGetFunctions()))
    {
        ENSURE_EXCEPTION_SET(xmlSecCryptoDLGetFunctions);
        return NULL;
    }

    if (NULL == (ret = xmlsec1mod_wrap_xmlSecCryptoDLFunctionsPtr(ptr)))
    {
        ENSURE_EXCEPTION_SET(xmlsec1mod_wrap_xmlSecCryptoDLFunctionsPtr);
        return NULL;
    }

    return ret;
}



#if 0
-- int xmlSecCryptoDLFunctionsRegisterKeyDataAndTransforms(xmlSecCryptoDLFunctionsPtr functions);
-- int xmlSecCryptoDLInit(void);
-- int xmlSecCryptoDLShutdown(void);
-- int xmlSecCryptoDLLoadLibrary(const xmlChar *crypto);
-- xmlSecCryptoDLFunctionsPtr xmlSecCryptoDLGetLibraryFunctions(const xmlChar *crypto);
-- int xmlSecCryptoDLUnloadLibrary(const xmlChar *crypto);
-- int xmlSecCryptoDLSetFunctions(xmlSecCryptoDLFunctionsPtr functions);
-- xmlSecCryptoDLFunctionsPtr xmlSecCryptoDLGetFunctions  (void);
#endif

#endif
